#include "stdafx.h"
#include "SigmaDoc.h"
#include "ActionMarkDeleteItem.h"
#include "Visitor.h"

NAction::CActionMarkDeleteItem::CActionMarkDeleteItem()
	: CActionItem(nullptr, 0)
{
}

NAction::CActionMarkDeleteItem::CActionMarkDeleteItem(CSigmaDoc * ppDoc, UINT actionType)
	: CActionItem(ppDoc, actionType)
{
	m_bDelete = TRUE;
	m_bRePosition = FALSE;
}

NAction::CActionMarkDeleteItem::~CActionMarkDeleteItem(void)
{
	if (m_bDelete) Clear();
}

void NAction::CActionMarkDeleteItem::AddMark(CXy * pMarkXy)
{
	if (pMarkXy == NULL) return;
	CString name = pMarkXy->m_strName;
	name.MakeUpper();
	mark.SetAt(name, pMarkXy);
}

void NAction::CActionMarkDeleteItem::Undo(void)
{
	CActionItem::Undo();
	m_bDelete = FALSE;
	UndoToAdd();
}

void NAction::CActionMarkDeleteItem::Redo(void)
{
	CActionItem::Redo();
	m_bDelete = TRUE;
	RedoToDelete();
}

void NAction::CActionMarkDeleteItem::EnableRePosition(BOOL bPosition)
{
	m_bRePosition = bPosition;
}

void NAction::CActionMarkDeleteItem::Clear()
{
	CString s;
	void* pDraw = NULL;
	POSITION p = mark.GetStartPosition();
	while (p)
	{
		mark.GetNextAssoc(p, s, pDraw);
		if (pDraw) delete (CXy*)pDraw;
	}
	mark.RemoveAll();
}

void NAction::CActionMarkDeleteItem::accept(CActionVisitor& visitor)
{
	visitor.visit(*this);
}

void NAction::CActionMarkDeleteItem::UndoToAdd(void)
{
	if (mark.IsEmpty()) return;

	CString name;
	void* pDraw;
	POSITION p = mark.GetStartPosition();
	while (p)
	{
		mark.GetNextAssoc(p, name, pDraw);
		if (pDraw == NULL)continue;
		GetDoc()->GetDraw()->AddMark((CXy*)pDraw);
	}
	if (m_bRePosition)
	{
		GetDoc()->GetDraw()->PositionNew(0);
		//GetDoc()->Invalidate();
	}

	ReflashMarkLibrary();
}

void NAction::CActionMarkDeleteItem::RedoToDelete(void)
{
	if (mark.IsEmpty()) return;

	CString name;
	void* pDraw;
	void* value;
	POSITION p = mark.GetStartPosition();
	while (p)
	{
		mark.GetNextAssoc(p, name, pDraw);
		if (pDraw == NULL)continue;
		if (GetDoc()->GetDraw()->mark.Lookup(name, value))
		{
			if (value == pDraw)
				GetDoc()->GetDraw()->RemoveMarkNoClear(name);
		}
	}
	if (m_bRePosition)
	{
		GetDoc()->GetDraw()->PositionNew(0);
		GetDoc()->Invalidate();
	}
	ReflashMarkLibrary();
}

NAction::CActionMarkAddItem::CActionMarkAddItem()
{
}

NAction::CActionMarkAddItem::CActionMarkAddItem(CSigmaDoc * ppDoc, UINT actionType)
	: CActionMarkDeleteItem(ppDoc, actionType)
{
	m_bDelete = FALSE;
	m_bRePosition = FALSE;
}

NAction::CActionMarkAddItem::~CActionMarkAddItem(void)
{
	if (m_bDelete) Clear();
}

void NAction::CActionMarkAddItem::Undo(void)
{
	CActionItem::Redo();
	m_bDelete = FALSE;
	UndoToAdd();	//Ôö¼Ó·ûºÅ
}

void NAction::CActionMarkAddItem::Redo(void)
{
	CActionItem::Undo();
	m_bDelete = TRUE;
	RedoToDelete();	//ɾ³ý·ûºÅ
}